
function checkUsername() {
   //检验用户名：
    //获得用户名文本框的值：
    var username = document.getElementById("username").value;
    var username2 = document.getElementById("username2");
   if (username == null || username == '') {
       username2.innerHTML= "用户名不能为空";
        return false;
    }else if (username.length<5||username.length>20){
        username2.innerHTML="用户名长度为6-19位";
         return false;
     }else {
       username2.innerHTML= "";
       var username = document.getElementById("username").value;
       // 1.创建异步交互对象
       var xhr = createXmlHttp();
       // 2.设置监听
       xhr.onreadystatechange = function() {
           if(xhr.readyState == 4){
               if(xhr.status == 200){
                   document.getElementById("username2").innerHTML = xhr.responseText;
               }
           }

    }

    }
    // 3.打开连接
    xhr.open("GET","${pageContext.request.contextPath}/registerU.action?time="+new Date().getTime()+"&username="+username,true);
    // 4.发送
    xhr.send(null);
    return true;
}

function checkedXieyi(){
    var count = 0;
    var checkArry = document.getElementsByName("xieyi");
    for (var i = 0; i < checkArry.length; i++) {
        if(checkArry[i].checked == true){
            //选中的操作
            count++;
            document.getElementById("xieyi").innerHTML="";
            return true;
        }
    }
    if( count == 0 ){
        document.getElementById("xieyi").innerHTML="请确认同意相关协议条款";
        return false;
    }
}


function checkPost() {
    var a=checkUsername();
    var b=checkUpassword();
    var c=checkRepassword();
    var d=checkPhone();
    var e=checkProvince();
    var f=checkEmail();
    var g=checkedXieyi();
    if(a==true&&b==true&&c==true&&d==true&&e==true&&f==true&&g==true){
        document.register.submit();
    }else{
        return false;}

}

function createXmlHttp(){
    var xmlHttp;
    try{ // Firefox, Opera 8.0+, Safari
        xmlHttp=new XMLHttpRequest();
    }
    catch (e){
        try{// Internet Explorer
            xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
        }
        catch (e){
            try{
                xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
            }
            catch (e){}
        }
    }

    return xmlHttp;
}

function checkUpassword() {
    //检验密码：
    //获得密码文本框的值：
    var upassword = document.getElementById("upassword").value;
    var upassword2 = document.getElementById("upassword2");
    if (upassword == null || upassword == '') {
        upassword2.innerHTML= "密码不能为空";

        return false;
    }else if (upassword.length<5||upassword.length>20){

        upassword2.innerHTML="密码长度为6-19位";
        return false;
    }else {
        upassword2.innerHTML = "";
        return true;
    }

}


function checkRepassword() {
    //检验确认密码：
    //获得确认密码文本框的值：
    var repassword = document.getElementById("repassword").value;
    var upassword = document.getElementById("upassword").value;
    var repassword2 = document.getElementById("repassword2");
    if (repassword == null || repassword == '') {

        repassword2.innerHTML= "密码不能为空";

        return false;
    }else if (repassword!=upassword){

        repassword2.innerHTML="两次输入密码不一致";
        return false;
    }else {
        repassword2.innerHTML = "";
        return true;
    }

}

function checkPhone() {
    //检验手机号码：
    //获得手机号码文本框的值：
    var phone=document.getElementById("phone").value;
    var phone2=document.getElementById("phone2");
    var myreg = /^(((13[0-9]{1})|(15[0-9]{1})|(18[0-9]{1})|(14[0-9]{1}))+\d{8})$/;
    if (phone==null||phone==''){
        phone2.innerHTML="手机号码不能为空";
        return false;
    }else if(!myreg.test(phone))
    {
        phone2.innerHTML="请输入有效的手机号码！";
        return false;
    }else {
        phone2.innerHTML="";
        return true;
    }
}
function checkProvince() {
    var s1=document.getElementById("s1").value;
    var city=document.getElementById("city");
    /*//创建异步交互对象
     var xhr = createXmlHttp();
     // 3.打开连接
     xhr.open("GET","${pageContext.request.contextPath}/registerPid.action?time="+new Date().getTime()+"&pname="+s1,true);
     // 4.发送
     xhr.send(null);*/

    if (s1==opt0[0]){
        city.innerHTML="请选择所在省份";
        return false;
    }else if (s2==opt0[1]){
        city.innerHTML="请选择所在城市";
        return false;
    }else {
        city.innerHTML="";
        return true;
    }
}
/*function checkCity() {
    var s2=document.getElementById("s2").value;
    //创建异步交互对象
    var xhr = createXmlHttp();
    // 打开连接
    xhr.open("GET","${pageContext.request.contextPath}/registerCid.action?time="+new Date().getTime()+"&cname="+s2,true);
    xhr.send(null);
}*/
//城市下拉列表
function Dsy()
{
    this.Items = {};
}
Dsy.prototype.add = function(id,iArray)
{
    this.Items[id] = iArray;
}
Dsy.prototype.Exists = function(id)
{
    if(typeof(this.Items[id]) == "undefined") return false;
    return true;
}
function change(v){
    var str="0";
    for(i=0;i<v;i++){ str+=("_"+(document.getElementById(s[i]).selectedIndex-1));};
    var ss=document.getElementById(s[v]);
    with(ss){
        length = 0;
        options[0]=new Option(opt0[v],opt0[v]);
        if(v && document.getElementById(s[v-1]).selectedIndex>0 || !v)
        {
            if(dsy.Exists(str)){
                ar = dsy.Items[str];
                for(i=0;i<ar.length;i++)options[length]=new Option(ar[i],ar[i]);
                if(v)options[1].selected = true;
            }
        }
        if(++v<s.length){change(v);}
    }
}
var dsy = new Dsy();
dsy.add("0",["北京市","天津市","河北省","山西省","内蒙古","辽宁省","吉林省","黑龙江省","上海市","江苏省","浙江省","安徽省","福建省","江西省","山东省","河南省","湖北省","湖南省","广东省","广西壮族自治区","海南省"," 重庆市","四川省","贵州省","云南省","西藏自治区","陕西省","甘肃省","青海省","宁夏回族自治区","新疆维吾尔自治区","香港特别行政区","澳门特别行政区","台湾省","其它"]);
dsy.add("0_0",["东城区","西城区","崇文区","宣武区","朝阳区","丰台区","石景山区"," 海淀区（中关村）","门头沟区","房山区","通州区","顺义区","昌平区","大兴区","怀柔区","平谷区","密云县","延庆县"," 其他"]);
dsy.add("0_1",["和平区","河东区","河西区","南开区","红桥区","塘沽区","汉沽区","大港区","西青区","津南区","武清区","蓟县","宁河县","静海县"]);
dsy.add("0_2",["石家庄市","张家口市","承德市","秦皇岛市","唐山市","廊坊市","衡水市","沧州市","邢台市","邯郸市","保定市"]);
dsy.add("0_3",["太原市","朔州市","大同市","长治市","晋城市","忻州市","晋中市","临汾市","吕梁市","运城市"]);
dsy.add("0_4",["呼和浩特市","包头市","赤峰市","呼伦贝尔市","鄂尔多斯市","乌兰察布市","巴彦淖尔市","兴安盟","阿拉善盟","锡林郭勒盟"]);
dsy.add("0_5",["沈阳市","朝阳市","阜新市","铁岭市","抚顺市","丹东市","本溪市","辽阳市","鞍山市","大连市","营口市","盘锦市","锦州市","葫芦岛市"]);
dsy.add("0_6",["长春市","白城市","吉林市","四平市","辽源市","通化市","白山市","延边朝鲜族自治州"]);
dsy.add("0_7",["哈尔滨市","七台河市","黑河市","大庆市","齐齐哈尔市","伊春市","佳木斯市","双鸭山市","鸡西市","大兴安岭地区(加格达奇)","牡丹江","鹤岗市","绥化市 "]);
dsy.add("0_8",["黄浦区","卢湾区","徐汇区","长宁区","静安区","普陀区","闸北区","虹口区","杨浦区","闵行区","宝山区","嘉定区","浦东新区","金山区","松江区","青浦区","南汇区","奉贤区","崇明县"]);
dsy.add("0_9",["南京市","徐州市","连云港市","宿迁市","淮安市","盐城市","扬州市","泰州市","南通市","镇江市","常州市","无锡市","苏州市"]);
dsy.add("0_10",["杭州市","湖州市","嘉兴市","舟山市","宁波市","绍兴市","衢州市","金华市","台州市","温州市","丽水市"]);
dsy.add("0_11",["合肥市","宿州市","淮北市","亳州市","阜阳市","蚌埠市","淮南市","滁州市","马鞍山市","芜湖市","铜陵市","安庆市","黄山市","六安市","巢湖市","池州市","宣城市"]);
dsy.add("0_12",["福州市","南平市","莆田市","三明市","泉州市","厦门市","漳州市","龙岩市","宁德市"]);
dsy.add("0_13",["南昌市","九江市","景德镇市","鹰潭市","新余市","萍乡市","赣州市","上饶市","抚州市","宜春市","吉安市"]);
dsy.add("0_14",["济南市","聊城市","德州市","东营市","淄博市","潍坊市","烟台市","威海市","青岛市","日照市","临沂市","枣庄市","济宁市","泰安市","莱芜市","滨州市","菏泽市"]);
dsy.add("0_15",["郑州市","三门峡市","洛阳市","焦作市","新乡市","鹤壁市","安阳市","濮阳市","开封市","商丘市","许昌市","漯河市","平顶山市","南阳市","信阳市","周口市","驻马店市"]);
dsy.add("0_16",["武汉市","十堰市","襄樊市","荆门市","孝感市","黄冈市","鄂州市","黄石市","咸宁市","荆州市","宜昌市","随州市","恩施土家族苗族自治州","仙桃市","天门市","潜江市","神农架林区"]);
dsy.add("0_17",["长沙市","张家界市","常德市","益阳市","岳阳市","株洲市","湘潭市","衡阳市","郴州市","永州市","邵阳市","怀化市","娄底市","湘西土家族苗族自治州"]);
dsy.add("0_18",["广州市","清远市市","韶关市","河源市","梅州市","潮州市","汕头市","揭阳市","汕尾市"," 惠州市","东莞市","深圳市","珠海市","中山市","江门市","佛山市","肇庆市","云浮市","阳江市","茂名市","湛江市"]);
dsy.add("0_19",["南宁市","桂林市","柳州市","梧州市","贵港市","玉林市","钦州市","北海市","防城港市","崇左市","百色市","河池市","来宾市","贺州市"]);
dsy.add("0_20",["海口市","三亚市"]);
dsy.add("0_21",["渝中区","大渡口区","江北区","沙坪坝区","九龙坡区","南岸区","北碚区","万盛区","双桥区","渝北区","巴南区","万州区","涪陵区","黔江区","长寿区","合川市","永川市","江津市","南川市","綦江县","潼南县","铜梁县","大足县","璧山县","垫江县","武隆县","丰都县","城口县","开县","巫溪县","巫山县","奉节县","云阳县","忠县","石柱土家族自治县","彭水苗族土家族自治县","酉阳土家族苗族自治县","秀山土家族苗族自治县"]);
dsy.add("0_22",["成都市","广元市","绵阳市","德阳市","南充市","广安市","遂宁市","内江市","乐山市","自贡市","泸州市","宜宾市","攀枝花市","巴中市","资阳市","眉山市","雅安","阿坝藏族羌族自治州","甘孜藏族自治州","凉山彝族自治州县"]);
dsy.add("0_23",["贵阳市","六盘水市","遵义市","安顺市","毕节地区","铜仁地区","黔东南苗族侗族自治州","黔南布依族苗族自治州","黔西南布依族苗族自治州"]);
dsy.add("0_24",["昆明市","曲靖市","玉溪市","保山市","昭通市","丽江市","普洱市","临沧市","宁德市","德宏傣族景颇族自治州","怒江僳僳族自治州","楚雄彝族自治州","红河哈尼族彝族自治州","文山壮族苗族自治州","大理白族自治州","迪庆藏族自治州","西双版纳傣族自治州"]);
dsy.add("0_25",["拉萨市","那曲地区","昌都地区","林芝地区","山南地区","日喀则地区","阿里地区"]);
dsy.add("0_26",["西安市","延安市","铜川市","渭南市","咸阳市","宝鸡市","汉中市","安康市","商洛市"]);
dsy.add("0_27",["兰州市 ","嘉峪关市","金昌市","白银市","天水市","武威市","酒泉市","张掖市","庆阳市","平凉市","定西市","陇南市","临夏回族自治州","甘南藏族自治州"]);
dsy.add("0_28",["西宁市","海东地区","海北藏族自治州","黄南藏族自治州","玉树藏族自治州","海南藏族自治州","果洛藏族自治州","海西蒙古族藏族自治州"]);
dsy.add("0_29",["银川市","石嘴山市","吴忠市","固原市","中卫市"]);
dsy.add("0_30",["乌鲁木齐市","克拉玛依市","喀什地区","阿克苏地区","和田地区","吐鲁番地区","哈密地区","塔城地区","阿勒泰地区","克孜勒苏柯尔克孜自治州","博尔塔拉蒙古自治州","昌吉回族自治州 伊犁哈萨克自治州","巴音郭楞蒙古自治州","河子市","阿拉尔市","五家渠市","图木舒克市"]);
dsy.add("0_31",["香港"]);
dsy.add("0_31",["澳门"])
dsy.add("0_32",["台湾"])
//-->
var s=["s1","s2"];
var opt0 = ["请选择","请选择"];
function setup()
{
    for(i=0;i<s.length-1;i++)
        document.getElementById(s[i]).onchange=new Function("change("+(i+1)+")");
    change(0);
}


function checkEmail() {


    //验证邮箱格式
    var regex = /^([0-9A-Za-z\-_\.]+)@([0-9a-z]+\.[a-z]{2,3}(\.[a-z]{2})?)$/g;
    var email = document.getElementById("email").value;
    var email2 = document.getElementById("email2");
    if (regex.test(email)) {
        email2.innerHTML = "";
        return true;
    }
    else {
        email2.innerHTML = "输入的电子邮件地址不合法";
        return false;
    }
}
